Translation of "Brightness" in Portuguese

The brightness bothers me.

A claridade me incomoda.

The brightness of the sky showed that the storm had passed.

A claridade do céu indicava que a tempestade tinha passado.

They used a projector, hooked up to a car headlamp to amp up brightness, and it showed

Eles usaram um projetor, acoplado a um farol de carro para aumentar o brilho, e ele mostrou